Paul Humphreys and Andy McCluskey of Orchestral Manoeuvres in the Dark pose in San Francisco for NME in 1981. (Photo by Chester Simpson)

Urgh! A Music war, a cult-classic concert film, straddles divides across new wave, punk, and post-punk acts performing in 1980. Parklife DC screens the film at Black Cat on Monday, Oct. 1. Admission is free!